Relaxso Bright 12 LED Flex-Clip Book Light 12 ultra-bright white energy-efficient LED; Individual switch allows better light control Optical grade lens provide evenly distributed light with no hot spots ECO Low power consumption up to 50000 hours of lightlife & let enjoy reading/working in the dark Sturdy clip acts as a stable free-standing base allowing the light to a book, shelf, or laptop Flexible goose-neck allows light to be directed anywhere for comfortable reading